Surveyor's compass

Surveyor's compass, 13cm diam

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Surveyor's compass, 13cm diam
Science Museum Group
© The Board of Trustees of the Science Museum

Surveyor's compass, 13cm diam., by Benjamin Cole, London, England in wooden box, 1695-1766

Details

Category:
Surveying
Object Number:
1980-1631
Materials:
wood (mahogany), brass (copper, zinc alloy), zinc plate, iron and copper (alloy)
Measurements:
overall: 40 mm x 145 mm x 145 mm, .77kg
type:
circumferentor and magnetic compass
credit:
Wellcome Trust